26260384636 has 24 divisors (see below), whose sum is σ = 49694250816. Its totient is φ = 12094894080.

The previous prime is 26260384627. The next prime is 26260384637. The reversal of 26260384636 is 63648306262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26260384637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4105125 + ... + 4111516.

It is an arithmetic number, because the mean of its divisors is an integer number (2070593784).

Almost surely, 2^26260384636 is an apocalyptic number.

It is an amenable number.

26260384636 is a deficient number, since it is larger than the sum of its proper divisors (23433866180).

26260384636 is a wasteful number, since it uses less digits than its factorization.

26260384636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8216709 (or 8216707 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 26260384636 in words is "twenty-six billion, two hundred sixty million, three hundred eighty-four thousand, six hundred thirty-six".